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A teacher attaches a slinky to the wall and begins introducing pulses with different amplitudes. Which of the two pulses (A or B) below will

A teacher attaches a slinky to the wall and begins introducing pulses with different amplitudes. Which of the two pulses (A or B) below will travel from the hand to the wall in the least amount of time? [ Select ] Screen Shot 2020-11-08 at 10.43.28 AM.png The teacher then begins introducing pulses with a different wavelengths. Which of the two pulses (C or D) will travel from the hand to the wall in the least amount of time? [ Select ] Screen Shot 2020-11-08 at 10.43.41 AM.png

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